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Finding the Third Proportional to 11,172 and 16,695

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Solution

The third proportional to 11,172 and 16,695 is: 24,948.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,172 : 16,695 = 16,695 : x
  2. Step 2: Convert to fraction form
    11,172/16,695 = 16,695/x
  3. Step 3: Cross multiply
    11,172x = 16,695 × 16,695
  4. Step 4: Simplify right side
    11,172x = 278,723,025
  5. Step 5: Solve for x
    x = 278,723,025/11,172
  6. Step 6: Final answer
    x = 24,948.36

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.